DE2419176B2 - Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen - Google Patents
Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzenInfo
- Publication number
- DE2419176B2 DE2419176B2 DE19742419176 DE2419176A DE2419176B2 DE 2419176 B2 DE2419176 B2 DE 2419176B2 DE 19742419176 DE19742419176 DE 19742419176 DE 2419176 A DE2419176 A DE 2419176A DE 2419176 B2 DE2419176 B2 DE 2419176B2
- Authority
- DE
- Germany
- Prior art keywords
- alkaline earth
- deoxidized
- blown
- treatment agent
- earth treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C7/00—Treating molten ferrous alloys, e.g. steel, not covered by groups C21C1/00 - C21C5/00
- C21C7/04—Removing impurities by adding a treating agent
- C21C7/064—Dephosphorising; Desulfurising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Treatment Of Steel In Its Molten State (AREA)
Priority Applications (19)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742419176 DE2419176B2 (de) | 1974-04-20 | 1974-04-20 | Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen |
AR190D AR204354A1 (es) | 1974-04-20 | 1975-01-01 | Procedimiento para la introduccion de medios de tratamiento alcalinoterreos en masas fundidas de acero |
ZA00752179A ZA752179B (en) | 1974-04-20 | 1975-03-07 | A process for the introduction of alkali-earth materials into a steel melt |
GB1456775A GB1450013A (en) | 1974-04-20 | 1975-04-09 | Method of introducing alkali-earth treatment materials into molten steel |
IN725/CAL/75A IN143231B (es) | 1974-04-20 | 1975-04-10 | |
NL7504252A NL7504252A (nl) | 1974-04-20 | 1975-04-10 | Werkwijze voor het inbrengen van aardalkali- behandelingsmiddelen in staalsmelten. |
AU80077/75A AU8007775A (en) | 1974-04-20 | 1975-04-11 | A process for introduction of alkali-earth treatment materials into a steel melt |
JP50044873A JPS50143716A (es) | 1974-04-20 | 1975-04-15 | |
SE7504366A SE7504366L (sv) | 1974-04-20 | 1975-04-16 | Forfarande for inforande av jordalkalibehandlingsmedel i stalsmeltor. |
SU752123727A SU648120A3 (ru) | 1974-04-20 | 1975-04-16 | Способ обработки жидкой стали и установка дл его осуществлени |
CA224,781A CA1062916A (en) | 1974-04-20 | 1975-04-16 | Method of introducing alkaline-earth treating agents into steel melts |
BE2054275A BE828016A (fr) | 1974-04-20 | 1975-04-17 | Procede d'apport de produits de traitement alcalino-terreux dans des aciers en fusion |
FR7512118A FR2268079A1 (es) | 1974-04-20 | 1975-04-18 | |
BR3035/75A BR7502384A (pt) | 1974-04-20 | 1975-04-18 | Processo para a introducao de agentes de tratamento alcalinoterrosos em massas de aco em fusao |
IT22505/75A IT1037433B (it) | 1974-04-20 | 1975-04-18 | Procedimento per introdurre prodotti di trattamento alcalino terrosi in bahni di fusione di acciaio |
ES436756A ES436756A1 (es) | 1974-04-20 | 1975-04-18 | Procedimiento para la introduccion de medios de tratamiento alcalinoterreos en masas fundidas de acero. |
DD185544A DD117251A5 (es) | 1974-04-20 | 1975-04-18 | |
PL1975179755A PL93831B1 (es) | 1974-04-20 | 1975-04-18 | |
US05/825,103 US4123258A (en) | 1974-04-20 | 1977-08-16 | Process for the production of steel with increased ductility and for the desulfurization of a steel melt |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19742419176 DE2419176B2 (de) | 1974-04-20 | 1974-04-20 | Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2419176A1 DE2419176A1 (de) | 1975-10-30 |
DE2419176B2 true DE2419176B2 (de) | 1976-02-26 |
Family
ID=5913476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19742419176 Withdrawn DE2419176B2 (de) | 1974-04-20 | 1974-04-20 | Verfahren zum einbringen von erdalkali-behandlungsmitteln in stahlschmelzen |
Country Status (17)
Country | Link |
---|---|
JP (1) | JPS50143716A (es) |
AR (1) | AR204354A1 (es) |
AU (1) | AU8007775A (es) |
BE (1) | BE828016A (es) |
BR (1) | BR7502384A (es) |
CA (1) | CA1062916A (es) |
DD (1) | DD117251A5 (es) |
DE (1) | DE2419176B2 (es) |
ES (1) | ES436756A1 (es) |
FR (1) | FR2268079A1 (es) |
GB (1) | GB1450013A (es) |
IN (1) | IN143231B (es) |
IT (1) | IT1037433B (es) |
NL (1) | NL7504252A (es) |
PL (1) | PL93831B1 (es) |
SE (1) | SE7504366L (es) |
ZA (1) | ZA752179B (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4180397A (en) * | 1977-09-15 | 1979-12-25 | British Steel Corporation | Machinable steel |
USRE31676E (en) | 1982-09-29 | 1984-09-18 | Thyssen Aktiengesellschaft vorm August Thyssen-Hutte AG | Method and apparatus for dispensing a fluidizable solid from a pressure vessel |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE795333A (fr) * | 1972-03-01 | 1973-05-29 | Thyssen Niederrhein Ag | Procede de desulfuration de l'acier en fusion et poche pour sa mise en oeuvre |
-
1974
- 1974-04-20 DE DE19742419176 patent/DE2419176B2/de not_active Withdrawn
-
1975
- 1975-01-01 AR AR190D patent/AR204354A1/es active
- 1975-03-07 ZA ZA00752179A patent/ZA752179B/xx unknown
- 1975-04-09 GB GB1456775A patent/GB1450013A/en not_active Expired
- 1975-04-10 NL NL7504252A patent/NL7504252A/xx unknown
- 1975-04-10 IN IN725/CAL/75A patent/IN143231B/en unknown
- 1975-04-11 AU AU80077/75A patent/AU8007775A/en not_active Expired
- 1975-04-15 JP JP50044873A patent/JPS50143716A/ja active Pending
- 1975-04-16 SE SE7504366A patent/SE7504366L/xx unknown
- 1975-04-16 CA CA224,781A patent/CA1062916A/en not_active Expired
- 1975-04-17 BE BE2054275A patent/BE828016A/xx unknown
- 1975-04-18 BR BR3035/75A patent/BR7502384A/pt unknown
- 1975-04-18 DD DD185544A patent/DD117251A5/xx unknown
- 1975-04-18 FR FR7512118A patent/FR2268079A1/fr not_active Withdrawn
- 1975-04-18 ES ES436756A patent/ES436756A1/es not_active Expired
- 1975-04-18 PL PL1975179755A patent/PL93831B1/pl unknown
- 1975-04-18 IT IT22505/75A patent/IT1037433B/it active
Also Published As
Publication number | Publication date |
---|---|
SE7504366L (sv) | 1975-10-21 |
IT1037433B (it) | 1979-11-10 |
PL93831B1 (es) | 1977-06-30 |
CA1062916A (en) | 1979-09-25 |
NL7504252A (nl) | 1975-10-22 |
BR7502384A (pt) | 1976-03-09 |
BE828016A (fr) | 1975-08-18 |
JPS50143716A (es) | 1975-11-19 |
DE2419176A1 (de) | 1975-10-30 |
FR2268079A1 (es) | 1975-11-14 |
AR204354A1 (es) | 1975-12-22 |
DD117251A5 (es) | 1976-01-05 |
AU8007775A (en) | 1976-10-14 |
IN143231B (es) | 1977-10-22 |
ZA752179B (en) | 1976-03-31 |
ES436756A1 (es) | 1977-01-01 |
GB1450013A (en) | 1976-09-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BHJ | Nonpayment of the annual fee |